Different linear arrangements
How many different linear arrangements are there of the letters A, B, C, D, E for which:
a) A is last in line
b) A is not last in line
c) A is before D
d) A, B, C are next to each other
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John and Sue are married and filed jointly in 2011. AGI=$172000 They have the following deductible expenses after consideration of the 7.5% floor on medical expenses and the $100 per loss and 10% floor for casualty losses.
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